Which property of the galena and calcite is indicated by the color of the powder each leaves on the ceramic tile?

Streak

Explanation:

Both Galena and Calcite are colored minerals. Galena is a form of lead II sulfide. While calcite is a form of calcium carbonate.

During a streak test, these minerals are worked upon to defined their powder color. Therefore, the color of the powder each leaves on the ceramic tile is their property of STREAK.

vodka and hennesy

explanation:

white blood cells or wbc s are mainly 2 types-

1.agranulocytes

2.granulocytes

the monocytes or macrophages of agranulocytes , dendritic cells which are accessory leucocytes, and b cells which is one type of lymphocytes   identify the antigens present on the pathogen's surface. these three cells are called antigen presenting cells(apc) which are phagocytes and destroy the antigens by secreting antitoxins. besides this leukocyte is always plays vital role in the immunity of the body.